Re: [PATCH v2 2/2] phy: freescale: imx8mq-usb: add support for imx8mp usb phy

[kernel test robot <lkp@intel.com>]

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Hi Li,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on robh/for-next]
[also build test ERROR on linus/master phy/next v5.9-rc2 next-20200824]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]

url:    https://github.com/0day-ci/linux/commits/Li-Jun/dt-bindings-phy-imx8mq-usb-add-compatible-string-for-imx8mp-usb-phy/20200824-144136
base:   https://git.kernel.org/pub/scm/linux/kernel/git/robh/linux.git for-next
config: nios2-randconfig-r005-20200824 (attached as .config)
compiler: nios2-linux-gcc (GCC) 9.3.0
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=nios2 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>

All errors (new ones prefixed by >>):

   drivers/phy/freescale/phy-fsl-imx8mq-usb.c: In function 'imx8mp_usb_phy_init':
>> drivers/phy/freescale/phy-fsl-imx8mq-usb.c:74:11: error: implicit declaration of function 'FIELD_PREP' [-Werror=implicit-function-declaration]
      74 |  value |= FIELD_PREP(PHY_CTRL0_FSEL_MASK, PHY_CTRL0_FSEL_24M);
         |           ^~~~~~~~~~
   cc1: some warnings being treated as errors

# https://github.com/0day-ci/linux/commit/e9388d5c8e328a7be2ffe214e8c6a5d510eecf1c
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review Li-Jun/dt-bindings-phy-imx8mq-usb-add-compatible-string-for-imx8mp-usb-phy/20200824-144136
git checkout e9388d5c8e328a7be2ffe214e8c6a5d510eecf1c
vim +/FIELD_PREP +74 drivers/phy/freescale/phy-fsl-imx8mq-usb.c

    65	
    66	static int imx8mp_usb_phy_init(struct phy *phy)
    67	{
    68		struct imx8mq_usb_phy *imx_phy = phy_get_drvdata(phy);
    69		u32 value;
    70	
    71		/* USB3.0 PHY signal fsel for 24M ref */
    72		value = readl(imx_phy->base + PHY_CTRL0);
    73		value &= ~PHY_CTRL0_FSEL_MASK;
  > 74		value |= FIELD_PREP(PHY_CTRL0_FSEL_MASK, PHY_CTRL0_FSEL_24M);
    75		writel(value, imx_phy->base + PHY_CTRL0);
    76	
    77		/* Disable alt_clk_en and use internal MPLL clocks */
    78		value = readl(imx_phy->base + PHY_CTRL6);
    79		value &= ~(PHY_CTRL6_ALT_CLK_SEL | PHY_CTRL6_ALT_CLK_EN);
    80		writel(value, imx_phy->base + PHY_CTRL6);
    81	
    82		value = readl(imx_phy->base + PHY_CTRL1);
    83		value &= ~(PHY_CTRL1_VDATSRCENB0 | PHY_CTRL1_VDATDETENB0);
    84		value |= PHY_CTRL1_RESET | PHY_CTRL1_ATERESET;
    85		writel(value, imx_phy->base + PHY_CTRL1);
    86	
    87		value = readl(imx_phy->base + PHY_CTRL0);
    88		value |= PHY_CTRL0_REF_SSP_EN;
    89		writel(value, imx_phy->base + PHY_CTRL0);
    90	
    91		value = readl(imx_phy->base + PHY_CTRL2);
    92		value |= PHY_CTRL2_TXENABLEN0 | PHY_CTRL2_OTG_DISABLE;
    93		writel(value, imx_phy->base + PHY_CTRL2);
    94	
    95		udelay(10);
    96	
    97		value = readl(imx_phy->base + PHY_CTRL1);
    98		value &= ~(PHY_CTRL1_RESET | PHY_CTRL1_ATERESET);
    99		writel(value, imx_phy->base + PHY_CTRL1);
   100	
   101		return 0;
   102	}
   103	

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

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